/** @file sci.h
*   @brief SCI Driver Definition File
*   @date 02-Mar-2016
*   @version 04.05.02
*
*/

/*
* Copyright (C) 2009-2016 Texas Instruments Incorporated - www.ti.com
*
*
*  Redistribution and use in source and binary forms, with or without
*  modification, are permitted provided that the following conditions
*  are met:
*
*    Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*
*    Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the
*    distribution.
*
*    Neither the name of Texas Instruments Incorporated nor the names of
*    its contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*
*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
*  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
*  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
*  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
*  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
*  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
*  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
*  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
*  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
*  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
*  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/



#ifndef __SCI_H__
#define __SCI_H__

#include "reg_sci.h"

#ifdef __cplusplus
extern "C" {
#endif

/* USER CODE BEGIN (0) */
/* USER CODE END */

/** @enum sciIntFlags
*   @brief Interrupt Flag Definitions
*
*   Used with sciEnableNotification, sciDisableNotification
*/
enum sciIntFlags
{
    SCI_FE_INT    = 0x04000000U,  /* framing error */
    SCI_OE_INT    = 0x02000000U,  /* overrun error */
    SCI_PE_INT    = 0x01000000U,  /* parity error */
    SCI_RX_INT    = 0x00000200U,  /* receive buffer ready */
    SCI_TX_INT    = 0x00000100U,  /* transmit buffer ready */
    SCI_WAKE_INT  = 0x00000002U,  /* wakeup */
    SCI_BREAK_INT = 0x00000001U   /* break detect */
};

/** @def SCI_IDLE
*   @brief Alias name for the SCI IDLE Flag
*
*   This is an alias name for the SCI IDLE Flag.
*
*/
#define SCI_IDLE 0x00000004U

/** @struct sciBase
*   @brief SCI Register Definition
*
*   This structure is used to access the SCI module registers.
*/
/** @typedef sciBASE_t
*   @brief SCI Register Frame Type Definition
*
*   This type is used to access the SCI Registers.
*/

enum sciPinSelect
{
    PIN_SCI_TX = 4U,
    PIN_SCI_RX = 2U
};


/* Configuration registers */
typedef struct sci_config_reg
{
    uint32 CONFIG_GCR0;
    uint32 CONFIG_GCR1;
    uint32 CONFIG_SETINT;
    uint32 CONFIG_SETINTLVL;
    uint32 CONFIG_FORMAT;
    uint32 CONFIG_BRS;
    uint32 CONFIG_PIO0;
    uint32 CONFIG_PIO1;
    uint32 CONFIG_PIO6;
    uint32 CONFIG_PIO7;
    uint32 CONFIG_PIO8;
} sci_config_reg_t;



/* Configuration registers initial value for SCI*/
#define SCILIN_GCR0_CONFIGVALUE       0x00000001U
#define SCILIN_GCR1_CONFIGVALUE       ((uint32)((uint32)1U << 5U) \
                                      |(uint32)((uint32)(2U-1U) << 4U) \
                                      |(uint32)((uint32)0U << 3U) \
                                      |(uint32)((uint32)0U << 2U) \
                                      |(uint32)((uint32)1U << 1U) \
                                      |(uint32)((uint32)0U << 2U) \
                                      |(uint32)(0x03000080U))

#define SCILIN_SETINTLVL_CONFIGVALUE  ((uint32)((uint32)0U << 26U) \
                                      |(uint32)((uint32)0U << 25U) \
                                      |(uint32)((uint32)0U << 24U) \
                                      |(uint32)((uint32)0U << 9U) \
                                      |(uint32)((uint32)0U << 8U) \
                                      |(uint32)((uint32)0U << 1U) \
                                      |(uint32)((uint32)0U))

#define SCILIN_SETINT_CONFIGVALUE     ((uint32)((uint32)0U << 26U) \
                                      |(uint32)((uint32)0U << 25U) \
                                      |(uint32)((uint32)0U << 24U) \
                                      |(uint32)((uint32)1U << 9U) \
                                      |(uint32)((uint32)0U << 1U) \
                                      |(uint32)((uint32)0U << 0U))

#define SCILIN_FORMAT_CONFIGVALUE     (8U - 1U)
#define SCILIN_BRS_CONFIGVALUE        (42U)
#define SCILIN_PIO0_CONFIGVALUE       ((uint32)((uint32)1U << 2U) | (uint32)((uint32)1U << 1U))
#define SCILIN_PIO1_CONFIGVALUE       ((uint32)((uint32)0U << 2U) | (uint32)((uint32)0U << 1U))
#define SCILIN_PIO6_CONFIGVALUE       ((uint32)((uint32)0U << 2U) | (uint32)((uint32)0U << 1U))
#define SCILIN_PIO7_CONFIGVALUE       ((uint32)((uint32)0U << 2U) | (uint32)((uint32)0U << 1U))
#define SCILIN_PIO8_CONFIGVALUE       ((uint32)((uint32)1U << 2U) | (uint32)((uint32)1U << 1U))



/**
 *  @defgroup SCI SCI
 *  @brief Serial Communication Interface Module.
 *
 *  The SCI module is a universal asynchronous receiver-transmitter that implements the standard nonreturn
 *  to zero format. The SCI can be used to communicate, for example, through an RS-232 port or over a K-line.
 *
 *    Related Files
 *   - reg_sci.h
 *   - sci.h
 *   - sci.c
 *  @addtogroup SCI
 *  @{
 */

/* SCI Interface Functions */
void sciInit(void);
void sciSetFunctional(sciBASE_t *sci, uint32 port);
void sciSetBaudrate(sciBASE_t *sci, uint32 baud);
uint32  sciIsTxReady(sciBASE_t *sci);
void sciSendByte(sciBASE_t *sci, uint8 byte);
void sciSend(sciBASE_t *sci, uint32 length, uint8 * data);
uint32  sciIsRxReady(sciBASE_t *sci);
uint32  sciIsIdleDetected(sciBASE_t *sci);
uint32  sciRxError(sciBASE_t *sci);
uint32  sciReceiveByte(sciBASE_t *sci);
void sciReceive(sciBASE_t *sci, uint32 length, uint8 * data);
void sciEnableNotification(sciBASE_t *sci, uint32 flags);
void sciDisableNotification(sciBASE_t *sci, uint32 flags);
void sciEnableLoopback(sciBASE_t *sci, loopBackType_t Loopbacktype);
void sciDisableLoopback(sciBASE_t *sci);
void scilinGetConfigValue(sci_config_reg_t *config_reg, config_value_type_t type);
/** @fn void sciNotification(sciBASE_t *sci, uint32 flags)
*   @brief Interrupt callback
*   @param[in] sci   - sci module base address
*   @param[in] flags - copy of error interrupt flags
*
* This is a callback that is provided by the application and is called upon
* an interrupt.  The parameter passed to the callback is a copy of the
* interrupt flag register.
*/
void sciNotification(sciBASE_t *sci, uint32 flags);

/* USER CODE BEGIN (1) */
/* USER CODE END */
/**@}*/
#ifdef __cplusplus
}
#endif

#endif
